Troubleshooting
Please read this chapter if you are unable to use the unit
properly even after setting it up following the procedures in this
manual.
If you are still unable to resolve your problems please contact
TASCAM customer support (see page 2) with the following
information about the operating environment and details about
the trouble.
Operating environment
8
0 Computer manufacturer
0 Model
0 CPU
0 Memory (RAM)
0 Operating system
0 Applications used
0 Antivirus software
0 Wireless LAN use
The dedicated software cannot be installed
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1. Check the operating system
The operating system you are using might not be supported
by the software that you are trying to install.
Check the operating systems supported by the software that
you are trying to install.
2. Stop software that is running in the background
Antivirus software and other software running in the
background can interfere with installation. Quit software
running in the background and try installing again.
The unit is connected, but the computer does not
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recognize it.
1. Install the dedicated software
o If you have not done so, install the dedicated software.
(See "Installing the dedicated software" on page 8.)
2. Change the USB port
o This unit will not work with USB 1.1. Use a USB 3.0 or USB
2.0 port.
o Do not use a USB hub. Always connect the unit directly to
a USB port on the computer.
o If the above steps do not resolve the problem, connect the
unit to a different USB port on the computer.
There is no sound even when audio is playing back
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on the computer.
The audio output must be set on the computer.
Please confirm the following while the unit is connected to the
computer. Moreover, if you make the following settings, sound
will be output through this unit, but no sound will be output by
the computer's speakers or headphone jack.
Windows 8/Windows 7
0 See the "Windows 8" or "Windows 7" instructions in the
"Windows Media Player" section of "8 – Application guide"
in the Reference Manual, and make settings as necessary for
the OS.
0 Conduct procedures 1–4 for Windows 8 or procedures 1–3
for Windows 7 to set the default device for playback.
Mac OS X
1. Quit all applications and open "System Preferences..." from
the Apple menu.
2. Open "Sound".
3. On the Output tab, select "US-20x20".
After completing the setting, restart the computer and check
the sound of playback. Depending on the application that you
are using, you might need to make additional device settings.
In particular, DAW applications operate using audio engines
with settings that are different from the OS settings, so confirm
the DAW settings first after installing the dedicated software for
this unit.
Please see the manuals for the applications that you are using
for detailed setting procedures.
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TASCAM US-20x20